Mayes CountyPower Outage History
What this grade means
Average — typical outage frequency and duration nationally. This county sits in the middle of the national distribution — its outage frequency and duration over the past 12 years are close to the nationwide median, neither notably better nor worse than most other US counties. A typical amount of backup-power preparedness is reasonable here.
Outages by year
Outages by month (seasonality)
Worst outage events on record
| Date | Duration | Customers affected | Cause |
|---|---|---|---|
| Jun 18, 2023 | 110 hrs | 8,909 (39%) | Thunderstorm Wind |
| Feb 16, 2021 | 11 hrs | 5,469 (24%) | Winter Storm Uri |
| Jul 12, 2020 | 40 hrs | 4,823 (21%) | Excessive Heat |
| Jun 19, 2017 | 1 hrs | 4,186 (18%) | Thunderstorm Wind |
| May 26, 2024 | 67 hrs | 3,989 (17%) | Tornado |
Was There an Outage on a Specific Date?
Pick a date to see whether a power outage was recorded for Mayes County, Oklahoma that day.
Over the 12 years from 2014 to 2025, Mayes County recorded 1,018 distinct power outage events, averaging 2.0 hours per event.
The single worst outage on record in Mayes County started June 18, 2023 (Thunderstorm Wind), lasting 110 hours and leaving up to 8,909 customers without power (39% of the county) at its peak.
May has historically been the worst month for outages in Mayes County, with 137 events recorded during that month across the dataset.
Based on this history, Mayes County earns a Reliability Grade of C, placing it in the 44th percentile nationally for grid reliability (higher percentile = more reliable).
Similar counties in Oklahoma
Counties with the closest reliability grade and national percentile to Mayes County.
| County | Grade | National percentile |
|---|---|---|
| Muskogee County | C | 44th |
| Craig County | C | 45th |
| Atoka County | C | 45th |
| Bryan County | C | 43rd |
| Osage County | C | 45th |
Most reliable counties nationally
The top 3 counties nationally by reliability grade and percentile.
| County | State | Grade | National percentile |
|---|---|---|---|
| Clay County | South Dakota | A | 100th |
| Clearwater County | Minnesota | A | 99th |
| Limestone County | Alabama | A | 99th |
Least reliable counties nationally
The bottom 3 counties nationally by reliability grade and percentile.
| County | State | Grade | National percentile |
|---|---|---|---|
| Clay County | West Virginia | F | 0th |
| Lincoln County | West Virginia | F | 0th |
| Cameron Parish | Louisiana | F | 0th |
FAQ
How often does power go out in Mayes County?
Between 2014 and 2025, Mayes County recorded 1,018 outage events, averaging 2.0 hours each.
What is Mayes County's reliability grade?
Mayes County has a Reliability Grade of C, in the 44th national percentile.
What was the worst power outage in Mayes County?
The worst outage on record started June 18, 2023 (Thunderstorm Wind), lasting 110 hours and affecting up to 8,909 customers.